(19)
(11) EP 2 549 631 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
23.08.2017 Bulletin 2017/34

(43) Date of publication A2:
23.01.2013 Bulletin 2013/04

(21) Application number: 12168918.6

(22) Date of filing: 22.05.2012
(51) International Patent Classification (IPC): 
H02K 29/08(2006.01)
G01D 5/20(2006.01)
 G01D 5/14(2006.01)
H02K 1/28(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 22.07.2011 KR 20110072976
25.07.2011 KR 20110073666
25.07.2011 KR 20110073667
16.08.2011 KR 20110081038

(71) Applicant: LG Innotek Co., Ltd.
Seoul, 04637 (KR)

(72) Inventors:
  • Kim, Taehwan
    Seoul 100-714 (KR)
  • Woo, Shunghun
    100-714 Seoul (KR)
  • Chang, Donggeun
    100-714 Seoul (KR)
  • Kim, Byungyong
    100-714 Seoul (KR)

(74) Representative: Novagraaf Technologies 
Bâtiment O2 2, rue Sarah Bernhardt CS90017
92665 Asnières-sur-Seine Cedex
92665 Asnières-sur-Seine Cedex (FR)

   


(54) Holding structure of sensing magnet for EPS motor


(57) Disclosed is an anti-separating structure of a sensing magnet for EPS motor, the structure being a coupling structure between the sensing magnet and a plate of the EPS motor, the structure including a disk-shaped plate formed with a magnet accommodation unit protrusively formed near at a rotation shaft, a ring-shaped sensing magnet centrally formed with a through hole having a diameter corresponding to the magnet accommodation unit, and magnet grip units each formed at a predetermined gap along a circumferential surface of the magnet accommodation unit.







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